PaulBags:shaneg: ... While it is easy to get an A, it's quite easy to lose it, such as not recording temperatures, not having enough food safety certificates, things put in fridges incorrectly. ...
Well just on those standards alone how many supermarkets wouldn't get an A grade?
My daughter worked in a supermarket delicatessen and spent 40-60% of her time cleaning. At least 15% of her time was monitoring stock and checking food temperatures. That left about 25% of her time for selling anything. I was very impressed with the supermarket's obsessive emphasis on cleanliness in dispensing food from open displays which have higher risks of contamination.